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All CCDAK Test Inside Confluent Questions

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Total 61 questions

Confluent Certified Developer for Apache Kafka Certification Examination Questions and Answers

Question 17

You are writing a producer application and need to ensure proper delivery. You configure the producer with acks=all.

Which two actions should you take to ensure proper error handling?

(Select two.)

Options:

A.

Use a callback argument in producer.send() where you check delivery status.

B.

Check that producer.send() returned a RecordMetadata object and is not null.

C.

Surround the call of producer.send() with a try/catch block to catch KafkaException.

D.

Check the value of ProducerRecord.status().

Question 18

What is a consequence of increasing the number of partitions in an existing Kafka topic?

Options:

A.

Existing data will be redistributed across the new number of partitions temporarily increasing cluster load.

B.

Records with the same key could be located in different partitions.

C.

Consumers will need to process data from more partitions which will significantly increase consumer lag.

D.

The acknowledgment process will increase latency for producers using acks=all.

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Total 61 questions